3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MySessionHandler implements \SessionHandlerInterface { public $messages = array(); public function open($savePath, $sessionName) { $this->messages[] = 'open ' . $sessionName; } public function close() { $this->messages[] = 'close'; } public function read($id) { $this->messages[] = 'read ' . $id; } public function write($id, $data) { $this->messages[] = 'write ' . $id . ': ' . $data; } public function destroy($id) { $this->messages[] = 'destroy ' . $id; } public function gc($maxlifetime) { $this->messages[] = 'gc ' . $maxlifetime; } } $handler = new MySessionHandler(); session_set_save_handler($handler, true); session_start(); $_SESSION['foo'] = 'bar'; $handler->messages[] = session_id(); session_regenerate_id(); $handler->messages[] = session_id(); session_start(); session_destroy(); session_write_close(); var_dump($handler->messages);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0170.00318.27
8.3.50.0050.01322.05
8.3.40.0090.00618.75
8.3.30.0080.00619.04
8.3.20.0060.00320.16
8.3.10.0040.00421.95
8.3.00.0000.00822.58
8.2.180.0110.01116.75
8.2.170.0040.01122.96
8.2.160.0100.00720.47
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00926.16
8.2.120.0040.00719.36
8.2.110.0090.00022.11
8.2.100.0150.00017.78
8.2.90.0080.00019.36
8.2.80.0040.00418.16
8.2.70.0060.00317.75
8.2.60.0000.00818.03
8.2.50.0060.00318.07
8.2.40.0050.00318.34
8.2.30.0020.00518.22
8.2.20.0040.00417.72
8.2.10.0030.00519.54
8.2.00.0030.00717.76
8.1.280.0070.00725.92
8.1.270.0080.00022.01
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0040.00423.92
8.1.230.0060.00619.17
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0060.00317.66
8.1.180.0030.00618.10
8.1.170.0050.00318.52
8.1.160.0080.00022.07
8.1.150.0040.00418.66
8.1.140.0050.00317.48
8.1.130.0030.00317.85
8.1.120.0050.00217.43
8.1.110.0030.00417.41
8.1.100.0070.00017.45
8.1.90.0000.00717.36
8.1.80.0040.00417.36
8.1.70.0000.00717.48
8.1.60.0000.00817.52
8.1.50.0000.00917.52
8.1.40.0000.00817.59
8.1.30.0030.00617.50
8.1.20.0000.00817.56
8.1.10.0030.00517.57
8.1.00.0050.00317.54
8.0.300.0070.00018.77
8.0.290.0040.00417.16
8.0.280.0040.00418.45
8.0.270.0040.00417.28
8.0.260.0000.00716.85
8.0.250.0000.00916.93
8.0.240.0040.00416.93
8.0.230.0040.00416.91
8.0.220.0040.00217.00
8.0.210.0000.00717.02
8.0.200.0040.00417.05
8.0.190.0060.00317.05
8.0.180.0000.00817.00
8.0.170.0030.00616.92
8.0.160.0050.00316.96
8.0.150.0050.00216.82
8.0.140.0040.00416.77
8.0.130.0070.00013.38
8.0.120.0000.00816.87
8.0.110.0040.00416.93
8.0.100.0000.00816.77
8.0.90.0040.00416.93
8.0.80.0000.01617.00
8.0.70.0070.00016.87
8.0.60.0000.00717.02
8.0.50.0040.00416.93
8.0.30.0120.01217.10
8.0.20.0100.01017.40
8.0.10.0000.00717.04
8.0.00.0140.01016.99
7.4.330.0030.00315.00
7.4.320.0030.00316.48
7.4.300.0000.00616.52
7.4.290.0070.00016.48
7.4.280.0070.00016.63
7.4.270.0030.00316.43
7.4.260.0000.00816.44
7.4.250.0040.00416.59
7.4.240.0030.00416.57
7.4.230.0030.00316.64
7.4.220.0110.00616.72
7.4.210.0080.00716.53
7.4.200.0000.00716.63
7.4.190.0080.00016.38
7.4.160.0070.01416.52
7.4.150.0050.01317.40
7.4.140.0070.01017.86
7.4.130.0070.01116.57
7.4.120.0080.00816.54
7.4.110.0100.01016.57
7.4.100.0120.00816.73
7.4.90.0120.00616.57
7.4.80.0050.01719.39
7.4.70.0070.01016.42
7.4.60.0140.00316.52
7.4.50.0080.00016.48
7.4.40.0070.00722.77
7.4.30.0060.01116.67
7.4.00.0070.01015.14
7.3.330.0060.00013.43
7.3.320.0000.00513.31
7.3.310.0000.00716.31
7.3.300.0000.00716.48
7.3.290.0100.00316.46
7.3.280.0070.01116.49
7.3.270.0090.00917.40
7.3.260.0070.01116.48
7.3.250.0140.00616.56
7.3.240.0120.00616.48
7.3.230.0140.00716.55
7.3.210.0050.01316.43
7.3.200.0070.01016.57
7.3.190.0120.00616.67
7.3.180.0090.00616.63
7.3.170.0120.00316.71
7.3.160.0110.00816.44
7.3.120.0040.01415.02
7.2.330.0070.01016.66
7.2.320.0070.01016.51
7.2.310.0070.01616.78
7.2.300.0090.00916.60
7.2.290.0070.01016.81
7.2.60.0080.00816.86
7.2.00.0080.00819.13
7.1.200.0080.00315.66
7.1.100.0060.01018.24
7.1.70.0000.01316.98
7.1.60.0060.01919.82
7.1.50.0090.01216.94
7.1.00.0070.07322.31
7.0.200.0020.00516.43
7.0.140.0030.06722.20
7.0.60.2430.05720.02
7.0.50.0130.05717.88
7.0.40.0170.08020.20
7.0.30.0270.08020.26
7.0.20.0270.08320.26
7.0.10.0200.05720.29
7.0.00.0030.04320.22
5.6.280.0030.07320.92
5.6.210.1230.05320.61
5.6.200.0070.04018.15
5.6.190.0070.08020.39
5.6.180.3570.03320.77
5.6.170.0270.05320.39
5.6.160.0100.03320.62
5.6.150.0130.07718.15
5.6.140.0170.07018.17
5.6.130.0030.04718.18
5.6.120.0030.04021.11
5.6.110.0170.05020.98
5.6.100.0070.05321.20
5.6.90.0070.08020.96
5.6.80.0100.08020.39
5.5.350.0070.07020.34
5.5.340.0000.09018.09
5.5.330.0100.08020.43
5.5.320.0200.04020.19
5.5.310.0070.04720.35
5.5.300.0030.04717.99
5.5.290.0070.03718.08
5.5.280.0030.07320.89
5.5.270.0100.07720.77
5.5.260.0170.07720.75
5.5.250.0030.08020.62
5.5.240.0030.08320.20
5.4.450.0730.05019.60
5.4.440.0070.06019.62
5.4.430.0070.06319.51
5.4.420.0170.07319.23
5.4.410.0100.05319.39
5.4.400.0900.00018.62
5.4.390.0870.00018.55
5.4.380.0300.05018.48
5.4.370.0270.04718.75
5.4.360.0230.05018.78
5.4.350.0070.06718.71
5.4.340.0230.06018.79
5.4.320.0060.03612.51
5.4.310.0090.03812.51
5.4.300.0100.03912.51
5.4.290.0090.04112.51
5.4.280.0050.03912.39
5.4.270.0150.04112.40
5.4.260.0120.04212.39
5.4.250.0050.04112.39
5.4.240.0040.04412.39
5.4.230.0050.04012.39
5.4.220.0090.03612.39
5.4.210.0070.03612.39
5.4.200.0060.03912.39
5.4.190.0060.03812.38
5.4.180.0060.03812.38
5.4.170.0050.04012.40
5.4.160.0080.03412.39
5.4.150.0080.04312.39
5.4.140.0060.04012.07
5.4.130.0060.03812.06
5.4.120.0070.04012.02
5.4.110.0050.04112.01
5.4.100.0080.03812.01
5.4.90.0060.03712.01
5.4.80.0070.03812.01
5.4.70.0060.03612.01
5.4.60.0110.03112.01
5.4.50.0080.03412.01
5.4.40.0040.03711.99
5.4.30.0050.03711.99
5.4.20.0090.03911.99
5.4.10.0070.03411.99
5.4.00.0040.04811.48
5.3.290.0080.04912.80
5.3.280.0060.05212.71
5.3.270.0140.04512.72
5.3.260.0040.04312.72
5.3.250.0060.03912.72
5.3.240.0060.03812.72
5.3.230.0060.03912.71
5.3.220.0060.04212.68
5.3.210.0050.04412.68
5.3.200.0050.04012.68
5.3.190.0100.03612.68
5.3.180.0040.04012.67
5.3.170.0100.03912.67
5.3.160.0050.03812.67
5.3.150.0080.03812.67
5.3.140.0090.03612.66
5.3.130.0070.04512.66
5.3.120.0080.05012.66
5.3.110.0090.03912.66
5.3.100.0090.03612.12
5.3.90.0040.04012.10
5.3.80.0050.04012.09
5.3.70.0070.04112.09
5.3.60.0060.03912.07
5.3.50.0040.04012.02
5.3.40.0070.03712.02
5.3.30.0030.04111.98
5.3.20.0070.03811.76
5.3.10.0070.03911.73
5.3.00.0060.03711.71
5.2.170.0050.0399.20
5.2.160.0060.0409.21
5.2.150.0070.0409.20
5.2.140.0080.0409.20
5.2.130.0080.0399.16
5.2.120.0040.0429.16
5.2.110.0060.0389.17
5.2.100.0110.0249.16
5.2.90.0070.0279.16
5.2.80.0040.0319.16
5.2.70.0060.0299.16
5.2.60.0070.0299.12
5.2.50.0080.0309.09
5.2.40.0060.0309.06
5.2.30.0110.0349.03
5.2.20.0070.0359.02
5.2.10.0050.0338.93
5.2.00.0030.0338.80
5.1.60.0020.0278.08
5.1.50.0050.0258.07
5.1.40.0050.0248.06
5.1.30.0060.0268.40
5.1.20.0050.0278.43
5.1.10.0080.0238.16
5.1.00.0060.0268.16
5.0.50.0050.0216.63
5.0.40.0020.0236.50
5.0.30.0060.0316.30
5.0.20.0060.0226.27
5.0.10.0070.0226.25
5.0.00.0070.0336.24
4.4.90.0040.0174.78
4.4.80.0030.0164.75
4.4.70.0010.0184.75
4.4.60.0010.0184.76
4.4.50.0030.0154.77
4.4.40.0020.0264.71
4.4.30.0010.0194.76
4.4.20.0040.0154.84
4.4.10.0030.0164.85
4.4.00.0040.0304.76
4.3.110.0050.0184.66
4.3.100.0050.0184.66
4.3.90.0040.0164.64
4.3.80.0020.0304.58
4.3.70.0040.0164.63
4.3.60.0050.0124.63
4.3.50.0040.0174.63
4.3.40.0020.0244.54
4.3.30.0040.0143.28
4.3.20.0010.0173.26
4.3.10.0030.0153.23
4.3.00.0000.0236.42

preferences:
48.08 ms | 401 KiB | 5 Q